Sciweavers

3686 search results - page 118 / 738
» Context Query in Information Retrieval
Sort
View
PERCOM
2007
ACM
16 years 5 months ago
A Context Middleware Based on Sensor and RFID Information
Pervasive computing environments have traditionally used distributed sensors to gather user context. EPC (Electronic Product Code) information extracted from RFID tags could addit...
Daeyoung Kim, Tomás Sánchez Ló...
CLEF
2009
Springer
15 years 4 months ago
Multimodal Image Retrieval over a Large Database
We introduce a new multimodal retrieval technique which combines query reformulation and visual image reranking in order to deal with results sparsity and imprecision, respectively...
Débora Myoupo, Adrian Popescu, Hervé...
WWW
2003
ACM
16 years 7 months ago
Improving pseudo-relevance feedback in web information retrieval using web page segmentation
In contrast to traditional document retrieval, a web page as a whole is not a good information unit to search because it often contains multiple topics and a lot of irrelevant inf...
Shipeng Yu, Deng Cai, Ji-Rong Wen, Wei-Ying Ma
165
Voted
SIGIR
2004
ACM
15 years 11 months ago
Evaluating high accuracy retrieval techniques
Although information retrieval research has always been concerned with improving the effectiveness of search, in some applications, such as information analysis, a more specific ...
Chirag Shah, W. Bruce Croft
162
Voted
CIKM
2007
Springer
16 years 13 days ago
Extending query translation to cross-language query expansion with markov chain models
Dictionary-based approaches to query translation have been widely used in Cross-Language Information Retrieval (CLIR) experiments. Using these approaches, translation has been not...
Guihong Cao, Jianfeng Gao, Jian-Yun Nie, Jing Bai